SundancePartialElementDOFMap.hpp

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//                              Sundance
//                 Copyright (2005) Sandia Corporation
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#ifndef SUNDANCE_PARTIALELEMENTDOFMAP_H
#define SUNDANCE_PARTIALELEMENTDOFMAP_H

#include "SundanceDefs.hpp"
#include "SundanceDOFMapBase.hpp"
#include "SundanceCellSet.hpp"
#include "SundanceCellFilter.hpp"
#include "SundanceBasisFamily.hpp"
#include "SundanceObjectWithVerbosity.hpp"


namespace Sundance
{
using namespace Teuchos;

/** 
 * PartialElementDOFMap is a DOF map specialized to the case of element-based
 * DOFs on a subset of cells in the domain. All elements must have the same
 * set of functions. 
 */
class PartialElementDOFMap : public DOFMapBase
{
public:
  /** */
  PartialElementDOFMap(const Mesh& mesh, 
    const CellFilter& subdomain,
    int nFuncs,
    int setupVerb);
      
  /** */
  virtual ~PartialElementDOFMap(){;}

  /** */
  RCP<const MapStructure> 
  getDOFsForCellBatch(int cellDim,
    const Array<int>& cellLID,
    const Set<int>& requestedFuncSet,
    Array<Array<int> >& dofs,
    Array<int>& nNodes,
    int verbosity) const ;

  /** */
  RCP<const Set<int> >
  allowedFuncsOnCellBatch(int cellDim,
    const Array<int>& cellLID) const ;

  /** */
  const Array<CellFilter>& funcDomains() const {return funcDomains_;}

  /** */
  virtual void print(std::ostream& os) const ;


protected:

  void init();

  void computeOffsets(int localCount)  ;

  void shareRemoteDOFs(const Array<Array<int> >& remoteElems);

  int dim_;
  int nFuncs_;
  int nElems_;
  CellFilter subdomain_;
  Array<CellFilter> funcDomains_;
  Array<int> elemDofs_;
  RCP<MapStructure> structure_;
  RCP<const Set<int> > allFuncs_;
};

}


#endif